Active Pharmaceutical Ingredients

Chemical Name: Vitamin D2

CAS No.: 50-14-6

Assay: ≥99.0%

Appearance: White to off white powder

Vitamin D2 More Details：

Specification:

Appearance White to off white powder

Purity 99.0% Min

Melting point 114-118 °C(lit.)

Boiling point 460.3°C (rough estimate)

Density 0.9784 (rough estimate)

Flashing point 14 °C

Vitamin D2 Usage：

Biochemical research;Clinical drugs belong to fat-soluble vitamins, promote the absorption of calcium and phosphorus in the intestine, help bone calcification, clinical use for the prevention and treatment of rickets in children and osteomalacia in adults

Vitamin D2 Packaging and Shipping：

25KG/drum

Vitamin D2 Storage:

Stored in a dry and ventilated warehouse; keep away from sunshine; avoid fire; avoid moisture.

Item	Content
Introduction	Vitamin D2 (CAS No.: 50-14-6), also known as Ergocalciferol, is a form of vitamin D used to maintain calcium and phosphorus metabolism. It is essential for bone health and is used to treat and prevent conditions like rickets and osteomalacia.
Chemical Information	– Molecular Formula: C₂₈H₄₄O<br>- Molecular Weight: 396.65
Synonyms	Ergocalciferol, Calciferol, Vitamin D
Physical Properties	– Appearance: White needle crystals or crystalline powder, odorless and tasteless.<br>- Melting Point: 115-118°C (decomposition).<br>- Solubility: Soluble in ethanol, ether, acetone, and chloroform; insoluble in water.
Mechanism of Action	Vitamin D2 promotes the intestinal absorption of calcium and phosphorus, which are essential for bone calcification and maintenance.
Medical Uses	– Prevention and Treatment: Used for rickets in children, osteomalacia in adults, and infant tetany.<br>- Food Fortification: Added to dairy products, margarine, and infant formulas to enhance calcium absorption.
Storage Conditions	Store in a cool, dry place, protected from light and air.
Safety Information	– Toxicity: Acute toxicity dose 100 mg/d (adult, orally); LD50 42 mg/kg (rat, oral).<br>- Overdose Risks: Excessive intake can lead to hypercalcemia and kidney damage.
Production Method	Derived from ergosterol through UV irradiation, followed by purification and crystallization.
Regulatory Information	– GRAS Status: Recognized as safe for use in food by the FDA.<br>- Usage Limits: Various limits set for different food products to ensure safe consumption.

 

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